17575-21-2
17575-21-2 結(jié)構(gòu)式
基本信息
中文別名
毛花苷B毛地黃苷B
毛花洋地黃苷B
毛花甙B(甄準(zhǔn)不供應(yīng))
英文別名
digilanidbLANTOSIDEB
digilanideb
LANATOSIDE B
20(22),5BETA-CARDENOLID-3BETA,14BETA,16BETA-TRIOL 3BETA-[O-BETA-D-GALACTOPYRANOSYL-(1->4)-O-BETA-D-[3-O-ACETYLDIGITOXOPYRANOSYL]-(1->4)-DIGITOXOPYRANOSYL-(1->4)-O-BETA-D-DIGITOXOPYRANOSIDE]
Card-20(22)-enolide, 3-[(O-β-D-glucopyranosyl-(1→4)-O-3-O-acetyl-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1→4)-O-2,6-dideoxy-β-D-ribo-hexopyranosyl-(1→4)-2,6-dideoxy-β-D-ribo-hexopyranosyl)oxy]-14,16-dihydroxy-, (3β,5β,16β)-
所屬類別
生物化工：植物提取物物理化學(xué)性質(zhì)
熔點245-248°C
比旋光度D20 +36.7° (0.47 g in 25 ml 95% alc); D20 +31.8° (0.25 g in 14.1 ml dioxane)
沸點741.7°C (rough estimate)
密度1.1256 (rough estimate)
折射率1.7630 (estimate)
酸度系數(shù)(pKa)12.89±0.70(Predicted)
LogP-0.250 (est)
